Pith Number

pith:RDNUPXGA

pith:2016:RDNUPXGA63V6HXDGH62BSB4EEU

not attested not anchored not stored refs pending

A counterexample for a problem on quasi Baer modules

Christian Lomp

arxiv:1605.02297 v2 · 2016-05-08 · math.RA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{RDNUPXGA63V6HXDGH62BSB4EEU}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T00:29:10.987732Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

88db47dcc0f6ebe3dc663fb4190784251ccb772126025460222799476506646f

Aliases

arxiv: 1605.02297 · arxiv_version: 1605.02297v2 · doi: 10.48550/arxiv.1605.02297 · pith_short_12: RDNUPXGA63V6 · pith_short_16: RDNUPXGA63V6HXDG · pith_short_8: RDNUPXGA

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/RDNUPXGA63V6HXDGH62BSB4EEU \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 88db47dcc0f6ebe3dc663fb4190784251ccb772126025460222799476506646f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cc639d34cfd1f8ce17fed0ac4211599cf01ab8e5f9e68e8493debd52d1ed461e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2016-05-08T09:23:05Z",
    "title_canon_sha256": "d4b730a07a57ca2e12324e9d17a7e68f02812f24c598f8ae4cd5933aa5f3b27b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.02297",
    "kind": "arxiv",
    "version": 2
  }
}